Problem	lunchbox
User	user8113912201514
Submission Time	2026-08-27 17:04:27
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

lunchbox.cpp: In function ‘int main()’:
lunchbox.cpp:17:8: error: ‘sum’ was not declared in this scope
17 | while(sum <= n) {
| ^~~